The phonetic symbol is a very important part of English study just like in our country every primary school student must learn Chinese phonetics first.

音标在英语学习中是一个非常重要的部分，就像在中国每个小学生都必须首先学习汉语语音一样。

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In fact, poor eyesight among Chinese primary and high school students rose from 59.2 percent to 70.6 percent in the first six months of 2020, according to the Ministry of Education.

事实上，根据教育部的数据，2020年前6个月，我国中小学生视力不良的比例从59.2%上升到70.6%。

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According to a study by Australian National University, Australian children and Chinese children have the same level of eyesight before they start school, but once they enter primary school, Chinese children only spend about an hour a day outside, while Australian children spend three to four hours each day in the sunshine.

澳大利亚国立大学的一项研究显示，澳大利亚的孩子和中国的孩子在入学前的视力水平相同。但是一旦他们进入小学，中国的孩子每天只会在户外度过一个小时，而澳大利亚的孩子每天在阳光下待三到四个小时。

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